Home / 57,436.58-86,158.98-15,316.44

Finding the Fourth Proportional to 57,436.58, 86,158.98 and 15,316.44

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Solution

The fourth proportional to 57,436.58, 86,158.98 and 15,316.44 is: 22,975.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,436.58 : 86,158.98 = 15,316.44 : x
  2. Step 2: Convert to fraction form
    57,436.58/86,158.98 = 15,316.44/x
  3. Step 3: Cross multiply
    57,436.58x = 86,158.98 × 15,316.44
  4. Step 4: Simplify right side
    57,436.58x = 1,319,648,847.63
  5. Step 5: Solve for x
    x = 1,319,648,847.63/57,436.58
  6. Step 6: Final answer
    x = 22,975.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.